[GitHub] [airflow] uranusjr commented on a change in pull request #21731: Store callbacks in database if standalone_dag_processor config is True.

[GitBox <gi...@apache.org>]

uranusjr commented on a change in pull request #21731:
URL: https://github.com/apache/airflow/pull/21731#discussion_r816309030



##########
File path: airflow/callbacks/callback_requests.py
##########
@@ -41,6 +42,14 @@ def __eq__(self, other):
     def __repr__(self):
         return str(self.__dict__)
 
+    def to_json(self) -> str:
+        return json.dumps(self.__dict__)
+
+    @classmethod
+    def from_json(cls, json_str: str):
+        json_object = json.loads(json_str)
+        return cls(full_filepath=json_object["full_filepath"], msg=json_object["msg"])

Review comment:
       ```suggestion
           return cls(**json_object)
   ```




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